OFFICIAL TSUNAMI STATUSChecking U.S. warning centers…Loading NTWC and PTWC bulletins.

MINIMUM MAGNITUDE 1.0+ DEPTH /

STRONGEST EVENT

—Waiting for USGS data

EVENTS IN VIEW

—USGS reviewed + automatic

SHALLOW EVENTS

—Less than 70 km depth

TSUNAMI-FLAGGED

—USGS event flag · not an alert

GLOBAL ACTIVITY

Live seismic field

< M3M3–4.9M5–5.9M6+

Loading epicenters…Marker size = magnitude · Color = severity

SELECTED EVENT

Select an epicenter

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MAGNITUDE—Moment magnitude

ORIGIN TIME—

DEPTH—

COORDINATES—

FELT REPORTS—

MAX INTENSITY—

USGS ALERT—

INITIAL IMPACT SCREENINGAWAITING EVENT

GROUND SHAKING—

SHALLOW SOURCE—

TSUNAMI FLAG—

Automated orientation only. Follow official emergency alerts and local authorities.

ACTIVITY TIMELINE

AVERAGE—

——NOW

DISTRIBUTION

SOURCE DEPTH

—EVENTS

COASTAL READINESS

If you are near the coast, do not wait for an official alert after any natural warning:

01Strong or long shaking02Sudden sea rise or retreat03Loud ocean roar

MOVE TO HIGH GROUND OR INLAND IMMEDIATELY